mirror of https://bitbucket.org/ausocean/av.git
285 lines
7.2 KiB
Go
285 lines
7.2 KiB
Go
/*
|
|
DESCRIPTION
|
|
nalunit_test.go provides testing for functionality in nalunit.go.
|
|
|
|
AUTHORS
|
|
Saxon A. Nelson-Milton <saxon@ausocean.org>
|
|
|
|
LICENSE
|
|
Copyright (C) 2017-2019 the Australian Ocean Lab (AusOcean)
|
|
|
|
It is free software: you can redistribute it and/or modify them
|
|
under the terms of the GNU General Public License as published by the
|
|
Free Software Foundation, either version 3 of the License, or (at your
|
|
option) any later version.
|
|
|
|
It is distributed in the hope that it will be useful, but WITHOUT
|
|
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
in gpl.txt. If not, see http://www.gnu.org/licenses.
|
|
*/
|
|
|
|
package h264dec
|
|
|
|
import (
|
|
"bytes"
|
|
"reflect"
|
|
"testing"
|
|
|
|
"bitbucket.org/ausocean/av/codec/h264/h264dec/bits"
|
|
)
|
|
|
|
func TestNewMVCExtension(t *testing.T) {
|
|
tests := []struct {
|
|
in string
|
|
want *MVCExtension
|
|
err error
|
|
}{
|
|
{
|
|
in: "0" + // u(1) non_idr_flag = false
|
|
"00 0010" + // u(6) priority_id = 2
|
|
"00 0001 1000" + // u(10) view_id = 24
|
|
"100" + // u(3) temporal_id = 4
|
|
"1" + // u(1) anchor_pic_flag = true
|
|
"0" + // u(1) inter_view_flag = false
|
|
"1" + // u(1) reserved_one_bit = 1
|
|
"0", // Some padding
|
|
want: &MVCExtension{
|
|
NonIdrFlag: false,
|
|
PriorityID: 2,
|
|
ViewID: 24,
|
|
TemporalID: 4,
|
|
AnchorPicFlag: true,
|
|
InterViewFlag: false,
|
|
ReservedOneBit: 1,
|
|
},
|
|
},
|
|
}
|
|
|
|
for i, test := range tests {
|
|
inBytes, err := binToSlice(test.in)
|
|
if err != nil {
|
|
t.Fatalf("did not expect error %v from binToSlice for test %d", err, i)
|
|
}
|
|
|
|
got, err := NewMVCExtension(bits.NewBitReader(bytes.NewReader(inBytes)))
|
|
if err != test.err {
|
|
t.Errorf("did not get expected error for test %d\nGot: %v\nWant: %v\n", i, err, test.err)
|
|
}
|
|
|
|
if !reflect.DeepEqual(got, test.want) {
|
|
t.Errorf("did not get expected result for test %d\nGot: %v\nWant: %v\n", i, *got, test.want)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestNewThreeDAVCExtension(t *testing.T) {
|
|
tests := []struct {
|
|
in string
|
|
want *ThreeDAVCExtension
|
|
err error
|
|
}{
|
|
{
|
|
in: "0001 0000" + // u(8) view_idx = 16
|
|
"1" + // u(1) depth_flag = true
|
|
"0" + // u(1) non_idr_flag = false
|
|
"010" + // u(1) temporal_id = 2
|
|
"1" + // u(1) anchor_pic_flag = true
|
|
"1" + // u(1) inter_view_flag = true
|
|
"000", // Some padding
|
|
want: &ThreeDAVCExtension{
|
|
ViewIdx: 16,
|
|
DepthFlag: true,
|
|
NonIdrFlag: false,
|
|
TemporalID: 2,
|
|
AnchorPicFlag: true,
|
|
InterViewFlag: true,
|
|
},
|
|
},
|
|
}
|
|
|
|
for i, test := range tests {
|
|
inBytes, err := binToSlice(test.in)
|
|
if err != nil {
|
|
t.Fatalf("did not expect error %v from binToSlice for test %d", err, i)
|
|
}
|
|
|
|
got, err := NewThreeDAVCExtension(bits.NewBitReader(bytes.NewReader(inBytes)))
|
|
if err != test.err {
|
|
t.Errorf("did not get expected error for test %d\nGot: %v\nWant: %v\n", i, err, test.err)
|
|
}
|
|
|
|
if !reflect.DeepEqual(got, test.want) {
|
|
t.Errorf("did not get expected result for test %d\nGot: %v\nWant: %v\n", i, *got, test.want)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestSVCExtension(t *testing.T) {
|
|
tests := []struct {
|
|
in string
|
|
want *SVCExtension
|
|
err error
|
|
}{
|
|
{
|
|
in: "0" + // u(1) idr_flag = false
|
|
"10 0000" + // u(6) priority_id = 32
|
|
"0" + // u(1) no_inter_layer_pred_flag = false
|
|
"001" + // u(3) dependency_id = 1
|
|
"1000" + // u(4) quality_id = 8
|
|
"010" + // u(3) temporal_id = 2
|
|
"1" + // u(1) use_ref_base_pic_flag = true
|
|
"0" + // u(1) discardable_flag = false
|
|
"0" + // u(1) output_flag = false
|
|
"11" + // ReservedThree2Bits
|
|
"0", // padding
|
|
want: &SVCExtension{
|
|
IdrFlag: false,
|
|
PriorityID: 32,
|
|
NoInterLayerPredFlag: false,
|
|
DependencyID: 1,
|
|
QualityID: 8,
|
|
TemporalID: 2,
|
|
UseRefBasePicFlag: true,
|
|
DiscardableFlag: false,
|
|
OutputFlag: false,
|
|
ReservedThree2Bits: 3,
|
|
},
|
|
},
|
|
}
|
|
|
|
for i, test := range tests {
|
|
inBytes, err := binToSlice(test.in)
|
|
if err != nil {
|
|
t.Fatalf("did not expect error %v from binToSlice for test %d", err, i)
|
|
}
|
|
|
|
got, err := NewSVCExtension(bits.NewBitReader(bytes.NewReader(inBytes)))
|
|
if err != test.err {
|
|
t.Errorf("did not get expected error for test %d\nGot: %v\nWant: %v\n", i, err, test.err)
|
|
}
|
|
|
|
if !reflect.DeepEqual(got, test.want) {
|
|
t.Errorf("did not get expected result for test %d\nGot: %v\nWant: %v\n", i, *got, test.want)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestNewNALUnit(t *testing.T) {
|
|
tests := []struct {
|
|
in string
|
|
want *NALUnit
|
|
err error
|
|
}{
|
|
{
|
|
in: "0" + // f(1) forbidden_zero_bit = 0
|
|
"01" + // u(2) nal_ref_idc = 1
|
|
"0 1110" + // u(5) nal_unit_type = 14
|
|
"1" + // u(1) svc_extension_flag = true
|
|
|
|
// svc extension
|
|
"0" + // u(1) idr_flag = false
|
|
"10 0000" + // u(6) priority_id = 32
|
|
"0" + // u(1) no_inter_layer_pred_flag = false
|
|
"001" + // u(3) dependency_id = 1
|
|
"1000" + // u(4) quality_id = 8
|
|
"010" + // u(3) temporal_id = 2
|
|
"1" + // u(1) use_ref_base_pic_flag = true
|
|
"0" + // u(1) discardable_flag = false
|
|
"0" + // u(1) output_flag = false
|
|
"11" + // ReservedThree2Bits
|
|
|
|
// rbsp bytes
|
|
"0000 0001" +
|
|
"0000 0010" +
|
|
"0000 0100" +
|
|
"0000 1000" +
|
|
"1000 0000", // trailing bits
|
|
|
|
want: &NALUnit{
|
|
ForbiddenZeroBit: 0,
|
|
RefIdc: 1,
|
|
Type: 14,
|
|
SVCExtensionFlag: true,
|
|
SVCExtension: &SVCExtension{
|
|
IdrFlag: false,
|
|
PriorityID: 32,
|
|
NoInterLayerPredFlag: false,
|
|
DependencyID: 1,
|
|
QualityID: 8,
|
|
TemporalID: 2,
|
|
UseRefBasePicFlag: true,
|
|
DiscardableFlag: false,
|
|
OutputFlag: false,
|
|
ReservedThree2Bits: 3,
|
|
},
|
|
|
|
RBSP: []byte{
|
|
0x01,
|
|
0x02,
|
|
0x04,
|
|
0x08,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
for i, test := range tests {
|
|
inBytes, err := binToSlice(test.in)
|
|
if err != nil {
|
|
t.Fatalf("did not expect error %v from binToSlice for test %d", err, i)
|
|
}
|
|
|
|
got, err := NewNALUnit(bits.NewBitReader(bytes.NewReader(inBytes)))
|
|
if err != test.err {
|
|
t.Errorf("did not get expected error for test %d\nGot: %v\nWant: %v\n", i, err, test.err)
|
|
}
|
|
|
|
if !nalEqual(got, test.want) {
|
|
t.Errorf("did not get expected result for test %d\nGot: %v\nWant: %v\n", i, *got, test.want)
|
|
}
|
|
}
|
|
}
|
|
|
|
// nalEqual returns true if two NALUnits are equal.
|
|
func nalEqual(a, b *NALUnit) bool {
|
|
aCopy := nalWithoutExtensions(*a)
|
|
bCopy := nalWithoutExtensions(*b)
|
|
|
|
if !reflect.DeepEqual(aCopy, bCopy) {
|
|
return false
|
|
}
|
|
|
|
if (a.SVCExtension == nil || b.SVCExtension == nil) &&
|
|
(a.SVCExtension != b.SVCExtension) {
|
|
return false
|
|
}
|
|
|
|
if (a.MVCExtension == nil || b.MVCExtension == nil) &&
|
|
(a.MVCExtension != b.MVCExtension) {
|
|
return false
|
|
}
|
|
|
|
if (a.ThreeDAVCExtension == nil || b.ThreeDAVCExtension == nil) &&
|
|
(a.ThreeDAVCExtension != b.ThreeDAVCExtension) {
|
|
return false
|
|
}
|
|
|
|
if !reflect.DeepEqual(a.SVCExtension, b.SVCExtension) ||
|
|
!reflect.DeepEqual(a.MVCExtension, b.MVCExtension) ||
|
|
!reflect.DeepEqual(a.ThreeDAVCExtension, b.ThreeDAVCExtension) {
|
|
return false
|
|
}
|
|
return true
|
|
}
|
|
|
|
func nalWithoutExtensions(n NALUnit) NALUnit {
|
|
n.SVCExtension = nil
|
|
n.MVCExtension = nil
|
|
n.ThreeDAVCExtension = nil
|
|
return n
|
|
}
|